S4 M919 No TOUCH Solution? - GSM-Forum

dj_mix · 02-07-2017, 18:38

Have a t-mobile with touch does not work.

Already tried new lcd and still the same.

Phone has no water damage? maybe touch ic ? if so how do I check? and location?

Maybe capacitor bad but have no schematic

orx · 02-08-2017, 23:53

hi

months ago I haved same problem with s4 i9505 , I replace touch IC ( atmel) and solve.
ceck schematic.

dj_mix · 02-13-2017, 18:32

Quote:

Originally Posted by orx

hi

months ago I haved same problem with s4 i9505 , I replace touch IC ( atmel) and solve.
ceck schematic.

Thanks for advice, I re balled original atmel chip and still the same.

I have donor board maybe if I get some free time will attempt again with donor chip.

orx · 02-13-2017, 20:05

hi
my advice is , if the phone is dropped , reball
if phone no dropped replace IC..

02-07-2017, 18:38	#1 (permalink)
dj_mix Freak Poster Join Date: Dec 2007 Posts: 248 Member: 656666 Status: Offline Thanks Meter: 28	S4 M919 No TOUCH Solution? Have a t-mobile with touch does not work. Already tried new lcd and still the same. Phone has no water damage? maybe touch ic ? if so how do I check? and location? Maybe capacitor bad but have no schematic

02-08-2017, 23:53	#2 (permalink)
orx No Life Poster Join Date: Oct 2012 Location: Republic of Serenissima Posts: 1,516 Member: 1825965 Status: Offline Thanks Meter: 874	hi months ago I haved same problem with s4 i9505 , I replace touch IC ( atmel) and solve. ceck schematic.

02-13-2017, 20:05	#4 (permalink)
orx No Life Poster Join Date: Oct 2012 Location: Republic of Serenissima Posts: 1,516 Member: 1825965 Status: Offline Thanks Meter: 874	hi my advice is , if the phone is dropped , reball if phone no dropped replace IC..